> For the complete documentation index, see [llms.txt](https://docs.seoneo.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.seoneo.io/documentation/diagram-editor/creating-a-custom-diagram.md).
# Creating a custom diagram
### Creating a new diagram
To create a custom diagram, click on "**Diagram Editor**" **(1)** on main menu and then click "**Create**" **(2)**.
Then give your diagram a name and click "**Create**".
### Add link groups into diagram
To place new link groups, just drag and drop groups from groups list into diagram area.
### Connecting connections between groups
To **create a link group**: drag and drop a group from link group list **(1)** into diagram area **(2)**.
To **create connection** between link groups:
1. Place mouse cursor over group handle, and while keeping the mouse button down, drag and hold.
2. You will see the connection line.
3. While keeping mouse down, place cursor over another groups handle and release mouse button. This will create a new connection between groups.
Click on group handle
Drag and drop connection
Place connection over other group, to create the connection